Non-perturbative structure of semi-inclusive deep-inelastic and Drell-Yan scattering at small transverse momentum

Scimemi, Ignazio and Vladimirov, Alexey (2020) Non-perturbative structure of semi-inclusive deep-inelastic and Drell-Yan scattering at small transverse momentum. JOURNAL OF HIGH ENERGY PHYSICS (6). ISSN 1029-8479,

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Abstract

We consider semi-inclusive deep inelastic scattering (SIDIS) and Drell-Yan events within transverse momentum dependent (TMD) factorization. Based on the simultaneous fit of multiple data points, we extract the unpolarized TMD distributions and the non-perturbative evolution kernel. The high quality of the fit confirms a complete universality of TMD non-perturbative distributions. The extraction is supplemented by phenomenological analyses of various parts of the TMD factorization, such as sensitivity to non-perturbative parameterizations, perturbative orders, collinear distributions, correlations between parameters, and others.

Item Type: Article
Uncontrolled Keywords: CROSS-SECTION; COLLISIONS; EVOLUTION; PAIRS; Deep Inelastic Scattering (Phenomenology); QCD Phenomenology
Subjects: 500 Science > 530 Physics
Divisions: Physics > Institute of Theroretical Physics > Chair Professor Braun
Depositing User: Dr. Gernot Deinzer
Date Deposited: 22 Mar 2021 06:11
Last Modified: 22 Mar 2021 06:11
URI: https://pred.uni-regensburg.de/id/eprint/44361

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